NO151162C - PROCEDURE FOR PYROHYDROLYSE AA RECOVERED FLUOR, ALUMINUM AND SODIUM CONTENTS FROM WASTE MATERIALS MADE BY ALUMINUM ELECTROLYSE - Google Patents

PROCEDURE FOR PYROHYDROLYSE AA RECOVERED FLUOR, ALUMINUM AND SODIUM CONTENTS FROM WASTE MATERIALS MADE BY ALUMINUM ELECTROLYSE

Info

Publication number
NO151162C
NO151162C NO791452A NO791452A NO151162C NO 151162 C NO151162 C NO 151162C NO 791452 A NO791452 A NO 791452A NO 791452 A NO791452 A NO 791452A NO 151162 C NO151162 C NO 151162C
Authority
NO
Norway
Prior art keywords
aluminum
pyrohydrolyse
electrolyse
fluor
recovered
Prior art date
Application number
NO791452A
Other languages
Norwegian (no)
Other versions
NO791452L (en
NO151162B (en
Inventor
John Nikolai Andersen
Norman Bell
Original Assignee
Kaiser Aluminium Chem Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kaiser Aluminium Chem Corp filed Critical Kaiser Aluminium Chem Corp
Publication of NO791452L publication Critical patent/NO791452L/en
Publication of NO151162B publication Critical patent/NO151162B/en
Publication of NO151162C publication Critical patent/NO151162C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/191—Hydrogen fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/16—Fluidization

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
NO791452A 1978-11-06 1979-04-30 PROCEDURE FOR PYROHYDROLYSE AA RECOVERED FLUOR, ALUMINUM AND SODIUM CONTENTS FROM WASTE MATERIALS MADE BY ALUMINUM ELECTROLYSE NO151162C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/958,061 US4158701A (en) 1978-11-06 1978-11-06 Pyrohydrolysis system for processing fluorine-containing spent and waste materials

Publications (3)

Publication Number Publication Date
NO791452L NO791452L (en) 1980-05-07
NO151162B NO151162B (en) 1984-11-12
NO151162C true NO151162C (en) 1985-02-20

Family

ID=25500552

Family Applications (1)

Application Number Title Priority Date Filing Date
NO791452A NO151162C (en) 1978-11-06 1979-04-30 PROCEDURE FOR PYROHYDROLYSE AA RECOVERED FLUOR, ALUMINUM AND SODIUM CONTENTS FROM WASTE MATERIALS MADE BY ALUMINUM ELECTROLYSE

Country Status (9)

Country Link
US (1) US4158701A (en)
JP (1) JPS5830249B2 (en)
AU (1) AU521832B2 (en)
CA (1) CA1099080A (en)
DE (1) DE2915731A1 (en)
FR (1) FR2440335A1 (en)
GB (1) GB2033359B (en)
IT (1) IT1112764B (en)
NO (1) NO151162C (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4704084A (en) * 1979-12-26 1987-11-03 Battelle Development Corporation NOX reduction in multisolid fluidized bed combustors
US4355017A (en) * 1981-05-14 1982-10-19 Martin Marietta Corporation Aluminum electrolytic cell cathode waste recovery
US4523949A (en) * 1982-09-30 1985-06-18 Combustion Engineering, Inc. Aluminum dross reclamation
US4444740A (en) * 1983-02-14 1984-04-24 Atlantic Richfield Company Method for the recovery of fluorides from spent aluminum potlining and the production of an environmentally safe waste residue
US4743271A (en) * 1983-02-17 1988-05-10 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel
GB8305583D0 (en) * 1983-03-01 1983-03-30 Alcan Int Ltd Treatment of scrap lining material
US4735784A (en) * 1986-07-11 1988-04-05 Morrison-Knudsen Company, Inc. Method of treating fluoride contaminated wastes
US4900535A (en) * 1986-12-22 1990-02-13 Comalco Aluminum Limited Recovery of fluoride values from waste materials
US4763585A (en) * 1987-09-08 1988-08-16 Ogden Environmental Services Method for the combustion of spent potlinings from the manufacture of aluminum
US4973464A (en) * 1989-02-21 1990-11-27 Ogden Environmental Services Method for the removal of cyanides from spent potlinings from aluminum manufacture
FR2664297B1 (en) * 1990-07-04 1992-09-11 Pechiney Aluminium PROCESS FOR THE TREATMENT BY THERMAL SHOCK OF USED BRAZZERS FROM HALL-HEROULT ELECTROLYSIS TANKS.
WO1994002263A1 (en) * 1992-07-24 1994-02-03 Comalco Aluminium Limited Treatment of solid material
US5470559A (en) * 1993-02-26 1995-11-28 Alcan International Limited Recycling of spent pot linings
WO1994022604A1 (en) 1993-04-06 1994-10-13 Ausmelt Limited Smelting of carbon-containing material
US6193944B1 (en) 1995-12-08 2001-02-27 Goldendale Aluminum Company Method of recovering fumed silica from spent potliner
US6217840B1 (en) 1995-12-08 2001-04-17 Goldendale Aluminum Company Production of fumed silica
US5723097A (en) * 1995-12-08 1998-03-03 Goldendale Aluminum Company Method of treating spent potliner material from aluminum reduction cells
US6074623A (en) * 1997-10-14 2000-06-13 Vick; Steven C. Process for thermal destruction of spent potliners
US6248302B1 (en) 2000-02-04 2001-06-19 Goldendale Aluminum Company Process for treating red mud to recover metal values therefrom
US6774277B2 (en) 2000-03-07 2004-08-10 Waste Management, Inc. Methods of destruction of cyanide in cyanide-containing waste
US20110078948A1 (en) * 2009-10-01 2011-04-07 Chandrashekhar Ganpatrao Sonwane Ash removal from coal: process to avoid large quantities of hydrogen fluoride on-site
CN108585564B (en) * 2018-07-16 2023-05-16 长沙中硅环保科技有限公司 System and method for co-processing electrolytic aluminum waste residues and co-producing double quick cement by cement kiln

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023676A (en) * 1955-01-31 1962-03-06 Gorton George Machine Co Index type multiple spindle pantograph machine
FR1271252A (en) * 1960-07-29 1961-09-08 Electrochimie Soc Pyrohydrolysis process
US4065551A (en) * 1968-02-01 1977-12-27 Elkem-Spigerverket A/S Method of recovering fluorine from carbonaceous waste material
US3635408A (en) * 1970-08-25 1972-01-18 Alcan Res & Dev Treatment of carbon lining from reduction cells
DE2403282A1 (en) * 1974-01-24 1975-11-06 Metallgesellschaft Ag PROCESS FOR THE SEPARATION OF HYDROGEN FROM ALUMINUM ELECTROLYSIS EXHAUST GASES BY DRY ADSORPTION OF ALUMINUM OXIDE WITH COMPLETE SEPARATION OF THE DAMAGING ELEMENTS
US4113832A (en) * 1977-11-28 1978-09-12 Kaiser Aluminum & Chemical Corporation Process for the utilization of waste materials from electrolytic aluminum reduction systems

Also Published As

Publication number Publication date
AU4655979A (en) 1980-05-15
FR2440335A1 (en) 1980-05-30
NO791452L (en) 1980-05-07
FR2440335B1 (en) 1984-12-14
CA1099080A (en) 1981-04-14
JPS5830249B2 (en) 1983-06-28
AU521832B2 (en) 1982-04-29
IT7922244A0 (en) 1979-04-27
US4158701A (en) 1979-06-19
DE2915731A1 (en) 1980-05-14
DE2915731C2 (en) 1988-06-09
GB2033359A (en) 1980-05-21
NO151162B (en) 1984-11-12
GB2033359B (en) 1982-08-11
JPS5565383A (en) 1980-05-16
IT1112764B (en) 1986-01-20

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